JSFiddle - React, Tailwind, and code Playground

by hescano

JavaScript

class FileNameExtractor {
    static extractFileName (dirtyFileName) {
        var parts = dirtyFileName.split('.');
        return parts[0].substr(parts[0].indexOf('_') + 1) + '.' + parts[1];
    }
}

console.log(FileNameExtractor.extractFileName("1_FILE_NAME.EXTENSION.OTHEREXTENSIONadasdassdassds34"))